Introduction of wafer type double wing check valve:
1. Product appication of wafer type double swing check valve:
H76H/, H77H wafer butterfly double flap check valve is used for pure pipelines and industrial, environmental protection, water treatment, high-rise building water supply and drainage pipelines to prevent the reverse flow of media.
2. Product Features of wafer type double swing check valve:
- Small size, light weight, compact structure and convenient maintenance
- The valve plate adopts a dual type, which can be quickly closed under the elastic force of the spring.
- Due to the quick closing effect, the medium can be prevented from flowing back
- The length of the valve body structure is small and the rigidity is good
- Safe and convenient, can be used for horizontal and vertical installation
3. Implementation standards
- Flange connection size: GB/T1724.1-98
- Structure length: GB/T12221-1989, ISO5752-82
4. Performance parameters:
- Working pressure: 0-4 Mpa
- Temperature: -29-425°C
- Applicable medium: Water, Oil, Steam, Nitric acid.
5. Material of Dual Plate Swing check valve Parts
|BODY||Cast Iron; Ductile Iron; Stainless Steel; Carbon steel|
|DISC / PLATE||Stainless Steel; Carbon steel; Bronze|
|SHAFT / STEM||Stainless Steel Monel; Stainless Steel Inconel|
|SEAT / LINING||NBR/EPDM/VITON|
Tanghai Valve is the best manufacturer of wafer type double swing check valve in China. We produce the best quality products with competitive low prices. Main products: butterfly valve, lug type butterfly valve, wafer type butterfly valve, U-type butterfly valve, double flange butterfly valve, gate valves, check valves, globe valves, valve parts (Valve body, Valve disc, Valve shaft, Valve seat…)